Home / 119,301.06-178,820.32-49,142.10

Finding the Fourth Proportional to 119,301.06, 178,820.32 and 49,142.10

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Solution

The fourth proportional to 119,301.06, 178,820.32 and 49,142.10 is: 73,659.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,301.06 : 178,820.32 = 49,142.10 : x
  2. Step 2: Convert to fraction form
    119,301.06/178,820.32 = 49,142.10/x
  3. Step 3: Cross multiply
    119,301.06x = 178,820.32 × 49,142.10
  4. Step 4: Simplify right side
    119,301.06x = 8,787,606,047.47
  5. Step 5: Solve for x
    x = 8,787,606,047.47/119,301.06
  6. Step 6: Final answer
    x = 73,659.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.